House Radziwiłł of Birże – protectors of the Reformed Church in Poland-Lithuania – Birże Fact of the Polish figure „Warsaw…

Colloquium charitativum (1645) – Toruń Fact of the Polish figure „Warsaw Confederation – 1573 – Warsaw” Part of the „Religious…

Union of Brest (1596) – Brest Fact of the Polish figure „Warsaw Confederation – 1573 – Warsaw” Part of the…

Sandomierz Agreement (1570) – Sandomierz Fact of the Polish figure „Warsaw Confederation – 1573 – Warsaw” Part of the „Religious…

Destruction of Leszno (1656) – Leszno Fact of the Polish figure „Warsaw Confederation – 1573 – Warsaw” Part of the…